Oil burner



FIG. 1 is a top front and left side perspective view of an oil burner showing our new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a bottom plan view thereof;

FIG. 4 is a front elevational view thereof;

FIG. 5 is a right side elevational view, the left side being a mirror image thereof;

FIG. 6 is a rear elevational view thereof; and,

FIG. 7 is a sectional view taken along the line 7--7 of FIG. 5. 

The ornamental design for an oil burner, as shown and described. 